The hdmi to 3rca + audio r/l cvbs + composite video converter, which allows the hd device only equipped hdmi input to be connected to analog tv crt monitor, or projector via rca/av or video. perfect for av equipment testing, cctv monitoring, hd pc to tv, dv to projector and education, business promotion, conference, exhibition etc. features & technical specifications no need to install drivers, portable, flexible, plug and play low power, no need power supply output the audio synchronization with video high bandwidth capability support 1920x1080 support ntsc and pal format output compatible hdmi 1.3 application: connect hd stb, blu-ray dvd player, psd3, xb360 devices and converter hdmi signal to analog av signal for the use of projector and crt / tv. contents of the package 1 x hdmi to av converter 1 x usb cable 1 x user manual colo